Domains with DNS TXT v=spf1 a include:_spf.google.com include:servers.mcsv.net include:mail.zendesk.com include:23524843.spf04.hubspotemail.net ~all
There is 1 domain that have DNS TXT set to v=spf1 a include:_spf.google.com include:servers.mcsv.net include:mail.zendesk.com include:23524843.spf04.hubspotemail.net ~all.